您要查找的是不是：
- nutrients and their structure 营养盐及其结构
- This paper presents the contents of foliar nutrients and their seasonal variations for 9 major neddle and broadleaf tree species of northeast China during a single growing season. 本文分析测定了东北地区9个主要针阔叶树种的营养元素含量和季节动态,并应用主成分分析和系统聚类分析方法分析了各树种之间的营养元素相关关系和互补性。
- The operation of drug manufacturing and distributing enterprises is at low level,and their structure is not reasonable. 药品生产和流通企业存在水平低、结构不合理等问题。
- The purpose and reason to adopt liquid chlorine evaporators(LCE)and their structure and function as well are discussed. 阐述了液氯蒸发器设置的目的及依据，蒸发器的内部结构、功能和操作原理；
- This course emphasizes the important of nutrition in childhood. Topics include basic nutrients and their functions, nutritional guidelines, food safety, menu planning and healthy snacks. 教授营养对孩童成长的重要性,内容包括基本营养素及其功能、营养指引、安全饮食、设计餐单、及健康小食等。
- The Muscovy duck(MD),Cherry Valley duck(CVD)and their crossing mule duck were fed under the same raising condition for 10 weeks,the carcass traits,breast muscle nutrients and meat characteristics of three breeds were mea- sured at the age of 10 weeks. 在相同条件下将番鸭、樱桃谷鸭和番樱半番鸭饲养至10周龄,测定3种鸭屠宰性能、胸肌营养成分和常规肉品质。
- The operation of drug manufacturing and distributing enterprises is at low level, and their structure is not reasonable. 药品生产和流通企业存在水平低、结构不合理等问题。
- Propyl malonic acid and isopropyl malonic acid were prepared,and their structure was confirmed by 1 HNMR、 13 CNMR and LC/MS. 以丙二酸二乙酯和卤代烷为原料,合成了丙基丙二酸和异丙基丙二酸,并用1HNMR、13CNMR谱和液相色谱质谱联用证实了其结构。
- Taste bud was sparsely localized in the mucosa epithelium of lingua, maxilla, mandible and pharynx and their structure was simple. 味蕾散在分布于舌咽及上下颌的黏膜上皮，结构简单。
- Beets are loaded with nutrients and phytochemicals. 红菜头富含营养和植物营养素。
- Single crystals of KTi 1- x Sn x OPO 4 solid solutions and KSnOPO 4 were grown by using flux method,and their structure and physical properties were studied. 采用熔盐法生长了一系列磷酸氧钛锡钾单晶体并测定了其晶体结构和相应的物理性质。
- The soil characteristics of types, distribution, physical-chemical status and nutrient and their changes in the conditions of salinization, desertification and cultivation are analyzed in this paper. 分析了干旱区主要土壤类型、分布规律，土壤的理化性状、养分特征以及在盐碱化、沙化和灌耕条件下的变化，并论证了干旱区土壤资源的基本特征对区域可持续发展的影响。
- In this review,major compounds from the genus Hypericum were presented according to their structure types and their biological activities were discussed concisely. 本文按照化合物结构类型进行了归纳,综述了该类植物的化学成分研究进展,同时简述了这些成分的相关药理作用。
- Serve pathological changed protozoon trophozoit were cataplasis and their structure disappeared.The red blood cell contained the residual food vacuole and phagocytotic vesicle. 严重病变的原虫滋养体退变崩解，结构消失，残留退变的食物泡和吞噬泡散在红细胞内。
- Then nutrients and hormones were added to the tissue. 这时再向培育出来的组织加入营养成份和激素。
- One of the very brisk filed of the theory chemistry is that studies on the relation between the conductivity and their structure of polyacene homologue. 聚并苯同系物的导电性与其结构之间关系的研究是理论化学的活跃领域之一。
- Root vegetables have plenty of nutrients and dietary fiber. 根菜类营养丰富,含有丰富的纤维质。
- Estuaries absorb nutrients and pollutants from inland. 河口吸收来自内陆的各种营养物和污染物。
- Eggs contain lots of nutrients and is a very good source of energy. 蛋包含许多营养物而且是一个能源的非常好来源。
- Zellularbiologie( cellular biology): The study of living organisms-plants, animals and microorganisms including their structure and function and their relationship with one another and with the inanimate world. 细胞生物学：对生物即植物、物和微生物的结构、动相互关系以及与非生物界的研究。
